Hello friends,

Picture showing fruits at http://www.flickr.com/photos/dinesh_valke/749182912/
Picture showing tree at http://www.flickr.com/photos/dinesh_valke/749182606/

Physical location: Powai, Mumbai
(http://www.wikimapia.org/#y=19134348&x=72884991&z=18&l=0&m=a&v=2)

Avenue trees

The actual size of the fruit could be about 4-5in, about the size of a very small coconut, hardness not checked - believe sufficiently soft enough to open with bare hands. The texture seemed to be like that of raw chikoo.

Thanks, best wishes,
Dinesh.

Identified as Sterculia alata.